How to grow Platycodon

Platycodon grandiflorus grow and care – herbaceous of the genus Platycodon also known as Balloon flower plant or Chinese bellflower, Platycodon grandiflorus perennial evergreen plant, can be used as edible leaves and medical also used as ornamental plant, can grow in temperate or subtropical climate and growing in hardiness zone 3-9 and with the right care in hardiness zone 10.

Leaves edible color green in elliptic shape with serrated margins.

Platycodon grandiflorus flower

Flower color blue, white, pink, purple in bell with star shape.

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How to grow Platycodon grandiflorus – growing and care:

Well drained soil, rich soil

How to care:
Fertilize at least once a year, prune once a year, put mulch and organic matter

What is the best way to start growing?
Plant / Seed / Vegetative reproduction

Is it necessary to graft or use vegetative reproduction?
No, but it’s easy to start from cutting or seeds

Difficulties or problems when growing:

Planting season:
Spring in hardiness zone 3-6, spring to summer in hardiness zone 7-9, spring to autumn in hardiness zone10a, autumn to spring in hardiness zone 10b

How to plant:
Planting in bigger hole and put organic matter, chopped dead leaves and humus, put the plant and cover it lightly, keep the soil moist and put mulch

Pests and diseases:
Aphids, thrips

Pruning season:
Autumn / Winter

How to prune:
Dead leaves and flowers stems

Size of the plant?
30-60cm, 1-2 feet

Growth speed in optimal condition:
Fast growing / Medium growing

Water requirement:
Average amount of water / Big amount of water

Light conditions in optimal condition for growing:
Full Sun / Half Shade (must need to be enough sun in order to bloom) but in hardiness zone 10b better in half shade

Is it possible to grow indoor as houseplant?

Growing is also possible in a planter / flower pot / containers:
Yes, when grow in container, size 10-20L (2.6-5.2 gallons), require small to average amount of water with well-drained soil and the water go out of the pot, better not to use bottom of pot, every few years to switch soil can be all or just part of the soil, soil need to be well ventilated and make enough hole in the containers with good drainage, can us in potting mix or peat soil with perlite or vermiculite.

Blooming information

Bloom season?
Summer / Autumn

General information about the flower:
Bell flower with star shape in colors: blue, white, pink or purple

How to grow Platycodon grandiflorus from seeds

Sowing requirement:
temperature 15-22C (59F-72F) moist soil, full sun

Saving seeds and care until sowing:
Dry and dark place in the refrigerator

Sowing season:
Spring in hardiness zone 3-10a and autumn in hardiness zone 10b

How to plant:
Plant in soil that will the moist,

Planting spacing:
20*30cm (8*12 inches)

Depth of Sowing:
1cm (0.5 inch)

Conditions for seeds germinate:
Full sun, mid humidity and moist soil

Watering requires for Seeds:
Average amount of water

Germination time:
2-4 weeks

Condition of seedling:
Above temperature of 5C (41F), moist soil, full sun

Do the seeds require burying?
No, but better to keep in refrigerator

Scientific name:

Platycodon grandiflorus

How to grow Platycodon

Platycodon grandiflorus white flower

Platycodon grandiflorus

Platycodon plant care

Growing Platycodon flower

Platycodon flower



Blooming Seasons
  • Autumn flowers
  • Summer flowers
Edible Parts
  • Edible leaves
Flower colors
  • Blue flower
  • Pink flower
  • Purple flower
  • White flower
  • Subtropics Climate
  • Temperate Climate
Ornamental parts
  • Ornamental flower
  • Ornamental leaves
  • Ornamental plant
Plant growing speed
  • Average growing plants
  • Fast growing plants
Plant life-form
  • Evergreen
  • Herbaceous
  • Perennial plant
Plant Uses
  • Edible plants
  • Floristry
  • Medical uses
  • Ornamental plants
Planting Season
  • Autumn Planting
  • Spring Planting
  • Summer planting
Plants sun exposure
  • Full sun Plants
  • Part shade Plants
Watering plants
  • Big amount of water
  • Regularly water
Hardiness zone
  • Hardiness zone 3
  • Hardiness zone 4
  • Hardiness zone 5
  • Hardiness zone 6
  • Hardiness zone 7
  • Hardiness zone 8